The present application relates to the field of chemical drugs, and discloses a P2X7
receptor antagonist. The structure of the P2X7
receptor antagonist is as shown in formula I. The present application has found that the compound shown in formula I not only has excellent antagonistic activity for the P2X7
receptor, but also has excellent
metabolic stability and pharmacokinetic properties. Compared with the
positive control JNJ47965567, the
metabolic stability and pharmacokinetic properties of the compound of the present application are significantly improved, and the
druggability is significantly better. The compound shown in formula I is used as a P2X7
receptor antagonist, and can be used to prepare a
drug for treating illnesses such as
inflammation and
inflammation-related diseases,
kidney diseases, respiratory diseases,
cancer, pain,
central nervous system diseases,
radiation-induced brain injury, cerebral
ischemia, myocardial injury, diabetes, depression,
lupus erythematosus, atherosclerosis, and
allergic asthma, and has broad application prospects.